Fill in the blanks with the following questions about the formation of turpentine balls! Conditions of speculation: reasons for speculation: 1. It has to happen in summer 2. It has to happen in the pine forest 3. Spiders are about to pounce on flies 4. The resin should be dripped continuously It should be: fill in the blanks with the knowledge about the formation of turpentine balls!

Fill in the blanks with the following questions about the formation of turpentine balls! Conditions of speculation: reasons for speculation: 1. It has to happen in summer 2. It has to happen in the pine forest 3. Spiders are about to pounce on flies 4. The resin should be dripped continuously It should be: fill in the blanks with the knowledge about the formation of turpentine balls!

Only in summer, when the weather is so hot, can old pine trees exude pine resin
Without pine forest, there would be no pine resin
3. If it wasn't such a coincidence, the two little things would not "still lie well in the transparent amber."
4. Only when the resin drips down continuously can a resin ball be formed